c. 1300, "noxious animals," from Anglo-French and Old French vermin "moth, worm, mite," in plural "troublesome creatures" (12c.), from Vulgar Latin *verminum "vermin," possibly including bothersome insects, collective noun formed from Latin vermis "worm" (from PIE root *wer- (2) "to turn, bend"). Extended to "low, obnoxious people" by 1560s.
he examined the child's head for vermin
cereals must be protected from mice and other vermin
boys in the village have probably been shooting vermin
vermicular
vermiculation
vermiculite
vermiform
vermilion
vermin
verminous
Vermont
vermouth
vernacular
vernal
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